JN
Accepting patients
Who is Dr. Niewenhuis, Anatomic Pathologist & Clinical Pathologist in Grand Rapids, MI?
Dr. James Niewenhuis, MD is an Anatomic Pathologist & Clinical Pathologist, who primarily practices in Grand Rapids, MI with 2 additional practice locations. He is board certified. Dr. Niewenhuis completed his residency at Wm Beaumont Hosp, Anatomic And Clinical Pathology; Wm Beaumont Hosp, Family Medicine. Dr. Niewenhuis is fluent in English, and is currently seeing new patients. Dr. Niewenhuis’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Niewenhuis’s office.
Where did Dr. Niewenhuis go to medical school and complete their residency?
Residency: Wm Beaumont Hosp, Anatomic And Clinical Pathology; Wm Beaumont Hosp, Family Medicine | W Beaumont Hospital
Medical School: Wayne State Universtiy School Of Medicine
Is Dr. Niewenhuis board certified as an Anatomic Pathologist & Clinical Pathologist?
Yes, Dr. James Niewenhuis, MD is board certified by the American Board of Pathology
What languages does Dr. Niewenhuis speak?
Dr. Niewenhuis and their clinical team can communicate with patients in the following languages:
English
What conditions does an Anatomic Pathologist & Clinical Pathologist like Dr. Niewenhuis typically treat?
As an Anatomic Pathologist & Clinical Pathologist, Dr. Niewenhuis diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Niewenhuis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Benign Transverse Colon Polyp
- Benign Ascending Colon Polyp
- Benign Sigmoid Colon Polyp
- Benign Cecum Polyp
- Benign Descending Colon Polyp
- Benign Tumor
- Colonic Polyps
- Colon Polyps
- Non-cancerous transverse colon growth
- Transverse colon adenoma
- Transverse colon benign tumor
- Non-cancerous ascending colon growth
- Ascending colon adenoma
- Ascending colon benign tumor
- Non-cancerous sigmoid colon growth
- Sigmoid colon adenoma
- Sigmoid colon benign tumor
- Non-cancerous cecum growth
- Cecal adenoma
- Cecum benign tumor
- Non-cancerous descending colon growth
- Descending colon adenoma
- Descending colon benign tumor
ICD-10 Codes:
- D123: Benign neoplasm of transverse colon
- D122: Benign neoplasm of ascending colon
- D125: Benign neoplasm of sigmoid colon
- D120: Benign neoplasm of cecum
- D124: Benign neoplasm of descending colon
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Non-cancerous Rectum Growth
- Benign Tumor
- Rectal Disorder
- Benign rectal tumor
- Rectal neoplasm
- Non-malignant rectal mass
ICD-10 Codes:
- D128: Benign neoplasm of rectum
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
What procedures does an Anatomic Pathologist & Clinical Pathologist like Dr. Niewenhuis typically perform?
As an Anatomic Pathologist & Clinical Pathologist, procedures performed by Dr. James Niewenhuis may include:
- Ancillary Testing
- Blood Sample
- Blood Smear
- Blood Sugar / Plasma Glucose Test
- Bone Pathology
- Chemical Pathology Consultation
- Chemical Pathology Follow Up
- Electrolyte Test / PH Imbalance
Please contact Dr. Niewenhuis' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Niewenhuis accept my insurance?
Dr. Niewenhuis accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Niewenhuis accept in Grand Rapids, MI?
Dr. Niewenhuis in Grand Rapids, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Michigan
Medicare
View All Insurances
Where is Dr. Niewenhuis' office located?
What is Dr. Niewenhuis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Niewenhuis's National Provider Identifier (NPI) number is 1356367924.
What common questions do patients ask about Dr. Niewenhuis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Niewenhuis
What is Dr. James Niewenhuis's specialty?
Dr. Niewenhuis is a Anatomic Pathologist & Clinical Pathologist near Grand Rapids, MI.
What does an Anatomic Pathologist & Clinical Pathologist do?
A pathologist focuses on the causes and nature of diseases, contributing to diagnosis, prognosis, and treatment by applying knowledge from biological, chemical, and physical sciences in the laboratory. They utilize microscopic examinations of tissue specimens, cells, and body fluids, along with clinical laboratory tests on fluids and secretions, to diagnose, exclude, or monitor diseases.
Is this Dr. James Niewenhuis affiliated with a ranked Castle Connolly Top Hospital?
No, Niewenhuis is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Anatomic Pathologist & Clinical Pathologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Anatomic Pathologist & Clinical Pathologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is James Niewenhuis accepting new patients in Grand Rapids, MI?
Yes, Dr. James Niewenhuis is accepting new patients at this time.
Does Dr. James Niewenhuis offer online booking?
Please contact Dr. Niewenhuis's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with James Niewenhuis?
Please contact Dr. Niewenhuis's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. James Niewenhuis have?
Dr. James Niewenhuis is certified by the American Board of Pathology.
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